12988419

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 18653760

約数和(自身を除く): 5665341

約数列:

[1, 3, 19, 57, 67, 179, 201, 361, 537, 1083, 1273, 3401, 3819, 10203, 11993, 24187, 35979, 64619, 72561, 193857, 227867, 683601, 4329473, 12988419]

約数ペア:

[(1, 12988419), (3, 4329473), (19, 683601), (57, 227867), (67, 193857), (179, 72561), (201, 64619), (361, 35979), (537, 24187), (1083, 11993), (1273, 10203), (3401, 3819)]